package com.epam.qanda.web.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import com.epam.qanda.db.model.User;

public class AdminFilter implements Filter {

	public AdminFilter() {

	}

	public void destroy() {
	}

	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
			throws IOException, ServletException {
		HttpServletRequest req = (HttpServletRequest) request;
		HttpServletResponse res = (HttpServletResponse) response;
		HttpSession session = req.getSession(false);
		User user = (User) session.getAttribute("user");
		if (user != null && user.getRoleId() == 1) {
			chain.doFilter(request, response);
		} else {
			res.sendRedirect("pmain");
			return;
		}
	}

	public void init(FilterConfig fConfig) throws ServletException {
	}

}
